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Contents
# frozen_string_literal: true
module Prawn::Text::NoopLstripBang
def lstrip!; end
end
Prawn::Text::Formatted::Arranger.prepend (Module.new do
def initialize *_args
super
@dummy_text = ?\u0000
@normalize_line_height = false
@sub_and_sup_relative_size = 0.583
end
def format_array= array
@normalize_line_height = !array.empty? && (array[0].delete :normalize_line_height)
super
end
def finalize_line
@consumed.unshift text: Prawn::Text::ZWSP if @normalize_line_height
super
end
def next_string
(string = super) == @dummy_text ? (string.extend Prawn::Text::NoopLstripBang) : string
end
def preview_joined_string
if (next_unconsumed = @unconsumed[0] || {})[:wj] && !(@consumed[-1] || [])[:wj]
idx = 0
str = '' if (str = next_unconsumed[:text]) == @dummy_text
while (next_unconsumed = @unconsumed[idx += 1] || {})[:wj] && (next_string = next_unconsumed[:text])
str += next_string unless next_string == @dummy_text
end
str unless str == ''
end
end
def apply_font_size size, styles
if (subscript? styles) || (superscript? styles)
size ||= @document.font_size
if String === size
units = (size.end_with? 'em', '%') ? ((size.end_with? '%') ? '%' : 'em') : ''
size = %(#{size.to_f * @sub_and_sup_relative_size}#{units})
else
size *= @sub_and_sup_relative_size
end
@document.font_size(size) { yield }
elsif size
@document.font_size(size) { yield }
else
yield
end
end
end)
Version data entries
20 entries across 20 versions & 1 rubygems